1With pressure switch automatic start and stop function, built?in bypass switch backflow function, can greatly reduce the frequent start and stop of the pressure switch. 2Low power consumption, high performance, low noise, the noise of the pump is about 55?60db during operation, and the noise of fixed installation is lower. 3High?qualit y all?copper motor, stable operation, and the equipment can be used in high temperature weather and high temperature medium, the medium temperature can reach 65. 4Lift distance is long, and the maximum lift distance can reach approx. 110m/120.3yd. Equipped with a variety of joints, 360 flexible installation without dead angles, convenient for installation in various directions in a limited space. 5The diaphragm is made of original raw granular material, which has high purity and long life. The pump body is made of PA66+30% glass fiber material, which has high strength, pressure resistance, and is not easy to leak.